Title:
POSITIONING DEVICE AND POSITIONING METHOD
Document Type and Number:
WIPO Patent Application WO/2017/126552
Kind Code:
A1
Abstract:
A positioning device is provided with a storage device for storing reference position information and parameter information, an observation device for acquiring observation information, a first positioning unit for acquiring relative position information on the basis of the observation information and the parameter information, a second positioning unit for acquiring absolute position information, a position computation unit for computing position information that indicates the position where the positioning apparatus is present on the basis of the reference position information and the relative position information, a situation determination unit for estimating the situation on the basis of the observation information, and a data updating unit for updating the parameter information on the basis of the position information and the absolute position information in accordance with the result of estimation by the situation determination unit. The observation device includes a motion detection sensor for acquiring motion information that pertains to movement of the positioning apparatus and including the motion information in the observation information.
Inventors:
NAKAI SHUNSUKE (JP)
YAMAOKA TAKIO (JP)
YAMAOKA TAKIO (JP)
Application Number:
PCT/JP2017/001546
Publication Date:
July 27, 2017
Filing Date:
January 18, 2017
Export Citation:
Assignee:
MEGACHIPS CORP (JP)
International Classes:
G01C21/26; G01C21/28
Domestic Patent References:
| WO2014162502A1 | 2014-10-09 |
Foreign References:
| JPH11194033A | 1999-07-21 | |||
| JPH1183529A | 1999-03-26 | |||
| JP2012215409A | 2012-11-08 | |||
| JP2013200156A | 2013-10-03 | |||
| JP2012211880A | 2012-11-01 | |||
| JP2012230092A | 2012-11-22 | |||
| JP2011058896A | 2011-03-24 |
Attorney, Agent or Firm:
MATSUOKA Naoyuki (JP)
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